ASN Wikibase Occurrence # 44446
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| Date: | Thursday 30 June 2005 |
| Time: | 13:57 |
| Type: |  Agusta A119 Koala |
| Owner/operator: | Tri-State Care Flight LLC |
| Registration: | N403CF |
| MSN: | 14009 |
| Year of manufacture: | 2000 |
| Total airframe hrs: | 753 hours |
| Fatalities: | Fatalities: 3 / Occupants: 3 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Mancos, CO -
 United States of America
|
| Phase: | Approach |
| Nature: | Ferry/positioning |
| Departure airport: | Durango, CO (5CO0) |
| Mancos, CO | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Information verified through data from accident investigation authorities |
The EMS helicopter had been dispatched to medivac a logger who had been injured in a trucking accident. The pilot made a low pass, then circled around to make his landing approach. A volunteer fireman, who was standing at the landing zone (LZ) and directing the helicopter, said the temperature was "about 80 degrees [F.]," and he advised the pilot that the winds were calm. The fireman said the helicopter was about 220 feet above tree level when "it dropped straight down." He heard no unusual engine sounds and did not see the impact. The on-scene examination revealed all four main rotor blades remained attached to the rotor hub and were drooped over the wreckage. Examination of the fuel control unit (FCU) revealed a 1/16-inch gap at the mating flange between the flow (fuel bypass passage, Po) and drive (air pressure passages, Px
Accident investigation:
 |
|
Sources:
NTSB: https://www.ntsb.gov/_layouts/ntsb.aviation/brief.aspx?ev_id=20050719X01059&key=1
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 28-Oct-2008 00:45 | ASN archive | Added |
| 07-Feb-2009 10:15 | harro | Updated |
| 29-Jan-2013 12:54 | TB | Updated [Aircraft type, Source, Damage] |
| 21-Dec-2016 19:24 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
| 06-Dec-2017 10:10 | ASN Update Bot | Updated [Operator, Nature, Source, Narrative] |
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